Operator's Manual

Table Of Contents
BIS™ Saved Data Files
BIS™ Advance Monitor
The records are written from the earliest time to the latest time.
5.8. BISSaved Data Files
Each type of export will create a folder with a series of files on the USB flash drive to
which the data has been exported. The folders will include pdf files (described in the
relevant sections) and a series of data files. For a more detailed explanation, consult
the BIS™ Advance Monitor Export Data Technical Specification document, available
via BISTechnicalsupport@medtronic.com.
Table 22. Data Export Files
File Type File Suffix Explanation
Artifact
ar
The Artifact binary file contains all the artifact
flags from the period covered by the Processed
Data file, and a Marker file, containing data
regarding the monitor upon which the data
was recorded, including its serial number,
revisions, etc., as well as impedance messages
and sensor check messages.
Error
e
The Error file lists errors that may occur during
the case, including the following: Alarms
Messages, Information Messages, System Event
- Raw EEG missing packets (ID=25003), System
Event - ProcVars missing packets (ID=25004),
drop in RAW EEG or ProcVars data packets.
Spectra
f
The Spectra file is a readable text file displaying
raw spectra values for 2 or 4 channels. It
includes: "S_HDR3", Platform name, Software
version, "Time", "Spectra"- for 2 channels or "Left
Spectra","Right Spectra" - for bilateral, and time.
Header
h
The Header binary file includes the following
data: Hours, minutes and seconds of Monitor
current time, software revision 4 numbers
followed by -1, Raw EEG data file size, current
time in Epoch/Unix time.